Inhaltsverzeichnis - Texas Instruments MSP430 Anleitung

FH-Köln Campus Gummersbach
Inhalt
TI-Projekt SS12 .................................................................................................................................... 0
Glossary ................................................................................................................................................... 3
Einführung ............................................................................................................................................... 4
1.- Moses (R65xxx)vs.MSP430 (RISC) ...................................................................................................... 5
2.- MSP430 Mikrocontroller .................................................................................................................... 6
3. Betriebsarten ....................................................................................................................................... 7
4. Interrupts-Behandlung ........................................................................................................................ 7
5. Zeitgeber-Modul (Basic-Clock Modul) ................................................................................................. 8
5.1. Grundtakt-Modul (Betrieb) .......................................................................................................... 8
5.1.1. LFXT1-Frequenz Oszillator ..................................................................................................... 8
5.1.2. Niederfrequenz Oszillator (VLO) ........................................................................................... 9
5.1.3. Digital gesteuerter Oszillator (DCO) ...................................................................................... 9
6. Steuerleitung (Digitale I/O) ............................................................................................................... 11
7. Überwachungstimer (Watchdog TimerWDT +) ................................................................................. 13
8.- Interrupt-Vektor ............................................................................................................................... 14
9. Timer A und Timer B .......................................................................................................................... 16
9.1 Timer-Register TxR ..................................................................................................................... 16
9.2. Starten des Timer ...................................................................................................................... 16
9.3 Timer-Modus .............................................................................................................................. 17
9.3.1 Up Modus ............................................................................................................................ 17
9.3.2 Continuos Modus ................................................................................................................ 18
9.3.3 Up /down Modus ................................................................................................................. 18
9.4 Taktung und Teilung ................................................................................................................... 19
9.5 Anwendungsbeispiele zur Realisierung von Timer und Hardware Interrupts: ........................... 20
9.5.1 CCTL0 enabled, CCTL1 disabled und TAIE im TACTL gesetzt ............................................... 21
9.5.2 CCTL0 enabled, CCTL1 enabled mit (TA)CCR1 = (TA)CCR0/2 und TAI im TACTL gesetzt ..... 25
9.5.3 CCTL0 enabled, CCTL1 disabled und TAIE im TACTL nicht gesetzt ...................................... 28
9.6 Capture / Compare Modus ......................................................................................................... 31
9.7. Capture-Modus .......................................................................................................................... 32
9.8.-Vergleichsmodus ........................................................................................................................ 32
10. Ausgangsbaugruppe(Output Unit) .................................................................................................. 33
11. Timer-Interrupts .............................................................................................................................. 33
Juni 2012
MSP430 Mikrocontroller
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